package c5;

public class E5 {
    public static void main(String[] args){
        String s1 = "String";
        String s2 = "Str";
        System.out.println("判断是否以字符串Str开头："+
                s1.startsWith("Str"));
        System.out.println("判断是否以字符串ng结尾：" + s1.endsWith("ng"));
        System.out.println("判断是否包含字符串tri:" + s1.contains("tri"));
        System.out.println("判断字符串是否为空：“ + s1.isEmpty()");
        System.out.println("判断两个字符串是否相等：" + s1.equals(s1));
    }
}
